| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.09 | 3.19 | -0.10 |
| Feb | 2.46 | 2.53 | -0.07 |
| Mar | 3.54 | 3.54 | 0.00 |
| Apr | 4.38 | 4.34 | 0.04 |
| May | 4.49 | 4.44 | 0.05 |
| Jun | 4.78 | 4.81 | -0.03 |
| Jul | 4.02 | 3.93 | 0.09 |
| Aug | 3.24 | 2.88 | 0.36 |
| Sep | 3.03 | 3.08 | -0.05 |
| Oct | 3.10 | 3.08 | 0.02 |
| Nov | 3.00 | 2.99 | 0.01 |
| Dec | 3.19 | 3.25 | -0.06 |
42.32 | 42.06 | 0.26 |